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1. |
Four blocks are placed in a paper bag. Each block is marked with a different letter, A, C, T, or E. Several children are playing a game by picking three blocks out of the bag without looking into the bag as they choose. Anyone who picks the three blocks that spell CAT wins a point. What is the probability of picking the blocks marked C, A, and T? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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2. |
Students at Garner Middle School are given the opportunity to determine the school's mascot, the mascot's name, and the school colors. The choices are narrowed down to those shown in the table below. What is the probability that the students will choose a lion named Gus for their mascot? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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3. |
A hockey team has red sweaters, white sweaters, and blue sweaters. The team uses red or blue pants and red or white socks. Find the number of possible uniforms. |
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A. |
10 |
B. |
5 |
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C. |
12 |
D. |
7 |
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Hint |
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4. |
Suppose three coins are tossed. What is the probability that two will turn up heads, and one turn up tails? |
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A. |
0.125 |
B. |
0.625 |
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C. |
0.375 |
D. |
0.75 |
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Hint |
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5. |
Martha goes to the dentist and finds out that she has five cavities. If she has 16 upper teeth and 16 lower teeth, what is the probability that all five cavities are on the upper teeth? |
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A. |
0.022 |
B. |
0.011 |
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C. |
0.22 |
D. |
0.11 |
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Hint |
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